PC World - Sam Ortega RSS feedhttp://www.pcworld.idg.com.au/tag/sam-ortega/en-auSat, 13 Aug 2011 05:21:26 +1000Space elevator enthusiasts face unanswered questionshttp://www.pcworld.idg.com.au/article/397129/space_elevator_enthusiasts_face_unanswered_questions/?utm_medium=rss&utm_source=tagfeedMight solar energy provide the power needed to send cars up a space elevator? Could you build one fat elevator and split it into two? Can as many as six cars travel up and down a space elevator?Nancy GohringSat, 13 Aug 2011 05:21:26 +1000http://www.pcworld.idg.com.au/article/397129/space_elevator_enthusiasts_face_unanswered_questions/?utm_medium=rss&utm_source=tagfeed